APA (7th ed.) Citation

Frei, H. W., Hunsinger, G., & Placher, W. C. (1992). Types of Christian theology. Yale University Press.

Chicago Style (17th ed.) Citation

Frei, Hans W., George Hunsinger, and William C. Placher. Types of Christian Theology. New Haven ; London: Yale University Press, 1992.

MLA (9th ed.) Citation

Frei, Hans W., et al. Types of Christian Theology. Yale University Press, 1992.